Hello, 1. I have developed my extension,which block the ads of open website page and replace my own ads. It's block and replace fewer ads in firefox as compare to other browsers. so, Is there any issue from my side ? Should i have to set any configuration in my extension ? 2. I want to display "Option" button behind the "Disable" and "Remove" button so How to set this ? 3. I have installed developer edition of firefox 58 for extension testing but can't get debugger in content file also can't call background call to localhost. Please help me to solve this issue. Thanks